In the following questions, a sentence/part of the sentence is in Bracket. Below are given alternatives to the sentence in Bracket. Sentence/part of the sentences (a), (b), (c) which may improve the sentence. Choose the correct alternative. In case no improvement is needed, your answer is (d).Question John (had told) me that he hasn't done it yet.

• A. told
• B. tells
• C. was telling
• D. No improvement